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Civil Engineering :: RCC Structures Design

  1. If p₁ and p₂ are effective lateral loadings at the bottom and top exerted by a level earth subjected to a super-load on the vertical face of height h of a retaining wall, the horizontal pressure p per unit length of the wall, is

  2. A.

     [(p₁ - p₂)/2] h

    B.

     [(p₁ + p₂)/4] h

    C.

     [(p₁ + p₂)/2] h

    D.

     (p₁ - p₂) ⅔h

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  3. To ensure uniform pressure distribution, the thickness of the foundation, is

  4. A.

     Kept uniform throughout

    B.

     Increased gradually towards the edge

    C.

     Decreased gradually towards the edge

    D.

     Kept zero at the edge

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  5. The design of a retaining wall assumes that the retained earth

  6. A.

     Is dry

    B.

     Is free from moisture

    C.

     Is not cohesive

    D.

     All the above

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  7. Steel beam theory is used for

  8. A.

     Design of simple steel beams

    B.

     Steel beams encased in concrete

    C.

     Doubly reinforced beams ignoring compressive stress in concrete

    D.

     Beams if shear exceeds 4 times allowable shear stress

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  9. Thickened part of a flat slab over its supporting column, is technically known as

  10. A.

     Drop panel

    B.

     Capital

    C.

     Column head

    D.

     None of these

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  11. Enlarged head of a supporting column of a flat slab is technically known as

  12. A.

     Supporting end of the column

    B.

     Top of the column

    C.

     Capital

    D.

     Drop panel

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  13. The length of the straight portion of a bar beyond the end of the hook, should be at least

  14. A.

     Twice the diameter

    B.

     Thrice the diameter

    C.

     Four times the diameter

    D.

     Seven times the diameter

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  15. The maximum permissible size of aggregates to be used in casting the ribs of a slab, is

  16. A.

     5 mm

    B.

     7.5 mm

    C.

     10 mm

    D.

     15 mm

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  17. A column is regarded as long column if the ratio of its effective length and lateral dimension, exceeds

  18. A.

     10

    B.

     15

    C.

     20

    D.

     25

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  19. Side face reinforcement shall be provided in the beam when depth of the web in a beam exceeds

  20. A.

     50 cm

    B.

     75 cm

    C.

     100 cm

    D.

     120 cm

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